This is high viscosity silicone oil for use with sealed gear differential units to allow fine diff hardness adjustment to match driving conditions. The #1000000 is the highest viscosity among gear diff oils currently available on the market and provides the same effect as a direct coupling spool often used in Touring Car Racing.

Specs and Features
Silicone Diff. Oil #500000 x1
Oil Color: Red
1 bottle contains 30ml.